Home / 18,301.08-27,453.24-5,153.58

Finding the Fourth Proportional to 18,301.08, 27,453.24 and 5,153.58

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Solution

The fourth proportional to 18,301.08, 27,453.24 and 5,153.58 is: 7,730.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301.08 : 27,453.24 = 5,153.58 : x
  2. Step 2: Convert to fraction form
    18,301.08/27,453.24 = 5,153.58/x
  3. Step 3: Cross multiply
    18,301.08x = 27,453.24 × 5,153.58
  4. Step 4: Simplify right side
    18,301.08x = 141,482,468.60
  5. Step 5: Solve for x
    x = 141,482,468.60/18,301.08
  6. Step 6: Final answer
    x = 7,730.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.